| ویژگی های Voice | G.722 64kbps, G.711 a/μ-law, G.729A, G.726, G.723.1 GSM 6.10 Full Rate, iLBC 13.3 kbps
DTMF Detection and Generation
Silence Suppression & Detection
(Comfort Noise Generation (CNG
(Voice Activity Detection (VAD
(Echo Cancellation (G.168
Dynamic Jitter Buffer
(Call progress tone detection (FXO) and generation (FXS
Programmable Gain Control
Inbuilt Local Mixer ITU-T V.152 Voice-band Data over IP Networks |
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| مدیریت دستگاه | Web Based Configuration
(Telnet command line interface (CLI
IVR Configuration
FTP / TFTP / HTTP Software Upgrade
Configuration Backup and Restore
Factory Defaults
TR-069, TR-098, TR-104
(TR-111 part I & II (DHCP option 125
DHCP option 43, 60 Auto Provisioning
(SNMP V3/ V2c/ V1(optional |
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| مدیریت SIP Account | By port registration
(By device registration (share account
(Mixed mode (Hunt number for inbound, by port number for outbound
Invite with Challenge
IP Address or Domain Name registration
Support RFC3986 SIP URI format |
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| SIP Method Support | ACK, BYE, CANCEL, INFO, INVITE, MESSAGE, NOTIFY,
OPTIONS, PING, PRACK, PUBLISH, REFER,
REGISTER, SUBSCRIBE, UPDATE |
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| ویژگی های SIP Call | Peer to Peer Call
Call Hold / Retrieve
Call Waiting
Call Pick Up
(Call Park / Retrieve (SIP Server Required
Call Forward – unconditional, busy, no answer
Call Transfer – attended, unattended
Do Not Disturb
Speed Dialing
Repeat Dialing
Three-way Calling
(MWI (RFC-3842
Hot Line and Warm Line |
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| مدیریت SIP Call | Support Outbound Proxy
Support SIP Compact Form
SIP Registration Failover
Group Hunting
P-Asserted-Identity per RFC3325
Privacy Mechanism per RFC3323
Session Timers (Update / Re-invite)
DNS SRV Support
Call Types: Voice / Modem / FAX
User Programmable Dial Plan Support
Automatic Calling Number Manipulation
CDR by RADIUS client
(Manual Peer Table (for P2P calls
E.164 Numbering, ENUM support |
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| امنیت | DIGEST Authentication
MD5 Encryption
DoS Protection
Caller Filter by IP address
IP Filter
(SIP/TLS and sRTP(optional |
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| رابط های کاربری | یک پورت 100baseTx WAN
یک پورت 100baseTx LAN
پورت RJ-11 تلفن |
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| VoIP Gateway | 4 Port FXS و کمتر |
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| برند | D-link |
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نقد و بررسیها
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